Nether Portal Took Me To My Original Portal in the Nether

I have a nether portal set up at my base in the overworld and when I get into the nether it takes it me to coordinate 78, 82, 15.

I set up another nether portal in the overworld at coordinate -351, 27, -711 and when I went through, it took me straight to 78, 82, 15 in the nether which is where my base portal takes me to so when I went back through the portal I ended up back at my base.

I got the hotfix that said this issue was taken care of but in my case apparently it wasnt